Dao_tu.cpp

#include <bits/stdc++.h>
#include <string>
#include <vector>
using namespace std;
int main(){
	int t;
	cin>>t;
	cin.ignore();
	while(t--){
		string s;
		getline(cin,s);
		stringstream ss(s);
		string tmp;
		vector<string> v;
		while(ss>>tmp){
			v.push_back(tmp);
		}
		for(int i= v.size()-1;i>=0;i--){
			cout<<v.at(i)<<' ';
		}
		cout<<endl;
	}
	return 0;
}